You may wonder how to germinate Old Seed. Many plants have long life spans, and some seeds may not be usable after three years. The best way to test a seed's life span is to try sprouting it a few times. This technique is especially effective with plants that require a longer growing season. This method is especially useful for flowers, such as daffodils and roses. You should save seeds of your favorite flower to reuse year after year.. Website: https://www.easyfie.com/read-blog/1645875